BAMILL 10-45mm Titanium HSS Step Drill Bit Straight Slot Hole Cutter for Wood Metal

Features: *This drill bit design for precision drilling different size holes from 10mm up to 45mm in diameter. Easily identify which size you need with the contrasted engraved sizes inside the step drill bit flute. *This step drill bit is constructed from super strong HSS steeland coated with Titanium to make them even more durable. *HSS tools are good for most general purpose applications offering a combination of hardness and toughness for wear resistance -Having Mutifunction a terrific helper to be used for deburring chamfering expanding hole *It proves the capability and durability of the drill to last through multiple drillings on surfaces such as: plastic aluminum copper stainless steel and wood etc. *Stable working without pre-working. Tips: 1. Pls cool down with water when working because of the high temperature so that the validity period can last longer. 2. The speed is advised to be 250-400 RPM/Min. 3. Cut through wood sheet metal steel and other surfaces thickness under 5mm. Specifications: *Material: HSS 4241 (high speed steel) *Color: Gold (As Pictures Show) *Surface treatment: Titanium Plating *Shank: Triangular handle *Type: 10-45mm (8 steps: 10/15/20/25/30/35/40/45mm) *Length: 10cm (Approx.) Package Included: 1 x Step Drill Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.